Plaster of Hen′bane. Syn. Emplastrum Hyoscyami, L. Prep. As the last, but using henbane instead of hemlock. As an anodyne, in various external affections.
Plaster of I′odide of Lead. (Ph. B.) Syn. Emplastrum plumbi iodidi. Prep. Add iodide of lead in fine powder, 1 oz.; to soap plaster and resin plaster, of each 4 oz., previously melted together. Mix thoroughly.
Plaster of Iodide of Potas′sium. Syn. Emplastrum potassii iodidi (Ph. L.), L. Prep. (Ph. L.) Iodide of potassium, 1 oz.; olive oil, 2 fl. dr.; triturate them together, then add, of strained frankincense (thus), 6 oz.; wax, 6 dr.; and stir constantly until the mass cools. “This plaster is to be spread on linen, rather than on leather.” Used as a discutient or resolvent; more particularly as an application to scrofulous tumours and indurations.
Plaster of I′odine. Syn. Emplastrum iodinii, L. Prep. Triturate iodine, 1 dr., in a warm mortar, with olive oil, 1 oz.; then add, of beeswax, 1 oz.; yellow resin, 1⁄2 oz.; previously melted together, and stir the whole until it concretes. It should be, preferably, spread at once on leather, and applied shortly after being prepared. Used as the last.
Plaster of Iodine (Compound). Syn. Emplastrum iodinii compositum, L. Prep. 1. Iodine, 1 dr.; iodide of potassium, 2 dr.; rub them to a fine powder, add this to lead powder, 2 oz.; Burgundy pitch, 1 oz.; previously melted together, and just about to concrete. More active than either of the preceding.
2. (Emp. iod. cum belladonnâ.) To belladonna plaster, 2 oz., melted by a very gentle heat, add iodine and iodide of potassium (in fine powder), of each 1 dr.; and stir the mixture until nearly cold. Powerfully resolvent and anodyne. Used in the same cases as the preceding, when there is much pain.
Plaster of I′ron. See Plaster of oxide of Iron.
Plaster of I′′singlass. See Plaster, Court.
Plaster, Is′sue. Syn. Emplastrum ad fonticulos, Sparadrapum pro fonticulis, L. Prep. 1. From beeswax, 1⁄2 lb.; Burgundy pitch and Chio turpentine, of each 4 oz.; vermilion and orris powder, of each 1 oz.; musk, 4 gr.; melted together and spread upon linen. This is afterwards polished with a smooth piece of glass moistened with water, and cut into pieces.
2. (Ph. Aust.) Yellow wax, 6 oz.; mutton suet, 2 oz.; lard, 11⁄2 oz.; melt, add of turpentine, 11⁄2 oz., and afterwards of red lead, 4 oz.; dip pieces of linen into the melted mixture, pass these between rollers, and, when cold, polish them, as before, and cut them into squares. The issue plaster (issue paper; charta ad fonticulos) of the Ph. Suecica is a nearly similar compound, with the addition of about 1-48th part of verdigris, in very fine powder, and being spread upon paper.